The top heat index in Washington on a sultry Tuesday appeared to be 103. The heat index, the “feels-like” temperature, ...

The heat index is a measure of how hot it really feels on your body when relative humidity is factored in with the actual air ...

At 12:11 a.m. on Tuesday, the National Weather Service issued an extreme heat warning valid between 11 a.m. and 9 p.m. for ...

The National Weather Service released an extreme heat warning at 2:32 p.m. on Tuesday in effect until 9 p.m. for Marion, ...

An extreme heat warning and an extreme heat watch were issued by the National Weather Service in Jacksonville for July 28 and ...

Jacksonville, North, Northeast Florida: Dangerous heat today, with heat index of 108 to 115. Extreme heat warning and heat ...

The National Weather Service has issued a three-day heat advisory affecting nearly every county in the state through ...

Humidity doesn’t just make you feel sticky and uncomfortable – it also creates extra dangerous conditions on hot days.

Heat index values will hover around 110 degrees this afternoon, but scattered showers and thunderstorms will be in store ...

If you are living in one of many areas of the U.S. currently experiencing a heat wave, your outdoor thermometer may say it's ...

On the heels of the hottest day in Tampa history, 100 degrees on Sunday, Tampa International Airport (the official reporting ...

Brooke Hogan Addresses Rumors She & Dad Hulk ‘Fought' Before His Death: ‘I Felt a Disconnect' 8.8-magnitude earthquake sends ...